/u/[deleted]'s posts in /r/askscience

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Bio-Savart law states: A moving point charge creates magnetic field. What is the motion of the charge relative to?

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If skills are not inheritable then how do cats and other hunters seem to just know how to hunt from a very young age?

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How would an aircraft powered by ionic wind be affected by flying through the ionized air of a thunderstorm or highly ionized cloud?

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Why do car wheels look like they're rolling backward when moving fast?

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In humans, is there a connection between hormone levels and certain partner characteristics, e.g. age?

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How does soap remove germs, odors and bacteria from our bodies and hands?

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Is there any difference between having cancer and having "a cancerous tumor"?

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Why does catnip affect cats as it does? And are there other instances of this kind of reaction/mild addiction to specific plants in the animal world?

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Is there a hard limit to the viscosity of a fluid before the Stokes-Einstein equation breaks down?

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Humans learn at a young age that everybody dies. Is there any evidence to suggest there are any animals that become aware of this fact?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Bio-Savart law states: A moving point charge creates magnetic field. What is the motion of the charge relative to?	12
If skills are not inheritable then how do cats and other hunters seem to just know how to hunt from a very young age?	12
How would an aircraft powered by ionic wind be affected by flying through the ionized air of a thunderstorm or highly ionized cloud?	12
Why do car wheels look like they're rolling backward when moving fast?	12
In humans, is there a connection between hormone levels and certain partner characteristics, e.g. age?	12
How does soap remove germs, odors and bacteria from our bodies and hands?	12
Is there any difference between having cancer and having "a cancerous tumor"?	12
Why does catnip affect cats as it does? And are there other instances of this kind of reaction/mild addiction to specific plants in the animal world?	12
Is there a hard limit to the viscosity of a fluid before the Stokes-Einstein equation breaks down?	12
Humans learn at a young age that everybody dies. Is there any evidence to suggest there are any animals that become aware of this fact?	12